Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8600701 | Dive computer with free dive mode | Michael S. Hollis, Jack Calvin Holman | 2013-12-03 |
| 8533907 | Flexible crevice tool attachment for vacuum appliances | Curtis J. Eccardt, Matthew A. Williams | 2013-09-17 |
| D659315 | Scraper vacuum accessory tool | Shane Glasgow, Douglas K. Ritterling | 2012-05-08 |
| 8174436 | Dive computer with global positioning system receiver | John E. Lewis | 2012-05-08 |
| D647260 | Portable wet/dry vacuum cleaner | Shane Glasgow, Douglas K. Ritterling | 2011-10-18 |
| 7971314 | Oval filter cage and vacuum cleaner | — | 2011-07-05 |
| 7832049 | Snap-together wet nozzle for vacuum appliance | — | 2010-11-16 |
| 7797124 | Dive computer with free dive mode and wireless data transmission | Michael S. Hollis, Jack Calvin Holman | 2010-09-14 |
| D617514 | Combined wet/dry vacuum | Shane Glasgow, Douglas K. Ritterling | 2010-06-08 |
| 7661175 | Snap-together wet nozzle for vacuum appliance | — | 2010-02-16 |
| D596359 | Combined wet/dry vacuum cleaner with tool caddy and wheels | Kiyoshi Hoshino, Jason J. Hill | 2009-07-14 |
| D595910 | Portable wet/dry vacuum appliance | Shane Glasgow, Kiyoshi Hoshino | 2009-07-07 |
| D564154 | Professional portable vacuum | Kiyoshi Hoshino | 2008-03-11 |
| D558410 | Wet and dry vacuum cleaner appliance | Jason J. Hill, Kiyo Hoshino, Michael Topham | 2007-12-25 |
| 7168973 | Extension cord retention and plug retention system | Joseph Z. Wascow, Jason Schickerling, William H. Schultz, Peter Domeny | 2007-01-30 |
| 7125277 | plug retention system | Joseph Z. Wascow, Jason Schickerling, William H. Schultz, Peter Domeny | 2006-10-24 |
| 7121445 | Power tool housing | — | 2006-10-17 |
| 6972715 | Dive computer with global positioning system receiver | John E. Lewis | 2005-12-06 |
| 5156055 | Ascent rate meter for SCUBA divers | John E. Lewis | 1992-10-20 |
| D310072 | Enclosure for a watertight underwater computer display module | — | 1990-08-21 |
| 4882678 | Data sensing and processing device for scuba divers | John E. Lewis, Marvin Ackerman | 1989-11-21 |